目的状语从句的几种特殊用法.doc
高中英语状语从句用法详细解析
高中英语状语从句用法详细解析之五兆芳芳创作一、定义：在句中作状语的从句是状语从句，修饰主句中的动词、形容词或副词等.状语从句由从属连词引导，从属连词在句中不充当句子成分，只起连接作用，状语从句放在句首时，要用逗号，放在句尾时不必.二、分类按照意义上的不合，状语从句可分为：①时间状语从句②地点状语从句③原因状语从句④目的状语从句⑤条件状语从句⑥结果状语从句⑦让步状语从句⑧方法状语从句⑨比较状语从句三、时间状语从句（一）引导时间状语从句的连词有：as, when(whenever), before, after, as soon as,until(till), since, every time, once.（二）、“as” as, when, while都有“当……的时候”，可以互用When she was a child.While she was a child. She Lived in Paris.As she was a child.as有“一边…一边”的意思He sang as he walked.“when” When the clock struck twelve, all the lights went out.I was sleeping when she came in. 动补When we arrived at the station, the train had left.“while” 主、从句动作或状态同时产生.用while引导的从句用延续性动词，常暗示较长的时间或一个进程.While we were having supper, all the lights went out.Please keep quiet while others are studying.While I was writing letters last night, he was watching TV. when, while并列连问.when和while都可用作并列连问，连接并列分句.When暗示“就在……的时候”, while意反而，可是，暗示转折.One evening Beethoven was walking in a street, when he suddenly stopped outside a little house.并列连词引导并列句，意思是就在那时.（三）、主句是一般未来时，时间状语从句用一般现在时表未来，主句是过来未来时，从句用一般过来时暗示过来未来时，主句是一般过来时，从句用一般过来时.1. I' ll call you when I get there.2. They said they would leave when they got the new.3. They left as soon as they got the new.Whenever 无论什么时候，随时1. Whenever someone throws in some rubbish, the truck produces a piece of music.每当有人扔进一些垃圾时，它（汽车）就放一段音乐.2. Whenever we' re in trouble, they will help us.3. I go to the theatre, whenever I am free.4. Come and see me whenever you want to.你随时来看我.till和until(暗示“直到……”)句首多用until1、在肯定句中暗示“直到……为止”，主句谓语动词要用延续性动词.I was waiting until/till he arrived.2、在否认句中暗示“直到……才”主句谓语动词经常使用终止性动词，这时until和till常被before替换.I didn' t leavetill/until she came back.since: 主句用完成时，从句用一般过来时，since引导的从句间或可用现在完成时.It is two years since I have studied English.1. We have known each other since we were children.2. We have been friends (ever since) since we met at school.3. It is ……(一段时间)+since+一般过来时态句子.It is two years since my sister married.……(一段时间) have/has passed since +一般过来时态句子Two sisters have/has passed since my sister married.Since+时间点1. I have been at home since three o' clock this afternoon.2. Maria has been in China since two years ago.*every time, each time, next timeEvery time you get back at night, you drop your boots on the floor.Every time I catch cold, I have pain in my back.(every time 分写不成以合写) 比较everyday (adj) 日常的，普通的every day 是名词短语，每天，天天Next time I go there, I will visit them.* once 一旦…就Once you begin, you must go on. 你一开了头，就应该持续下去.四、地点状语从句地点状语从句用where, wherever引导We should go where the people need us.我们应该去人民需要我们的地方.Where there is a will, there is a way.有志者，事竟成.Wherever they went, they received a worm welcome.无论他们走到哪儿都受到热烈欢送.She follow him whose he goes. 他无论到哪里她总随着.五、原因状语从句原因状语从句用because(因为)，since(既然), as(由于)引导1、字母由多到少，语气由强到弱.2、由why提问必须用because答复.Since, as不答复why的提问，并且从句一般放在句首，because一般放在主句之后.3、 before of +名词Because of the rain, we didn' t go to the park.4、 because 和so不成连用，只能选其一.（另有although, but）Why didn' t he come to school? Because he was ill.Since I must die, I must. 既然我一定要死，我一定这样做.Since a lot of people make mistakes in life, Mr Smith wanted to give John a Chance.5、 for并列连词，不克不及放在句首，主要放在两个并列句之间.For所提供的理由为一个弥补说明，并且前面常有逗号离隔.The days we short, for it is December now.*改错 Because he is ill is the reason why he can' t come. (Because改成that)六、目的状语从句目的状语从句用so(经常使用于口语), that, so that, in order that引导目的状语从句的谓语常含有may, might, can, could, should, would等情态动词.1. We' ll sit never to the front so we can hear better.2. He studied hard so that he mightsucceed.他努力学习，以便成功.3. I' ll speak slowly so that you can take notes.我慢慢讲，以便你们能做笔记.4. They hurried to the station in order that they could catch the train.他们仓猝赶往火车站，以便能遇上火车.5.I took a taxi so that I could get there earlier.6.I' m going to the lecture early so that I may get a good seat.我打算早些去听讲座，以便找个好座位.七、条件状语从句条件状语从句由if, unless, (so) as long as(只需)引导在条件状语从句中要用一般时暗示未来时（与时间状语从句相同）We will miss the train if you don' t hurry.He said we would miss the train if we didn' t hurry.You will fail the exam unless you study hard. (if you don' t study hard)He won' t come unless he is invited. (if he isn' t invited)Eat less food unless you want to become fatter. (if you don' t want to become better)As long as you are not afraid of difficulties, you are sure to succeed.As long as you don' t lose heart, you will succeed.八、结果状语从句结果状语从句由such…that, so….that, s o that, that 引导1. such… that 的经常使用句型such +a/an +形容词+可数名词单数+thatsuch +形容词+可数名词单数+thatSuch+形容词+可数名词单数（不成数名词）+that注意so many (much, few, little) +名词，such a lot of (或lots of)+名词是习用法，不成乱用.She is such a beautiful girl that we all like her.They were such beautiful flower that we bought home.It was such delicious food that they ate it up.2. so+形容词或副词+thatso+形容词+a/an+可数名词单数+thatHe is so rich that he can buy lot of things for himself.He works so hard that he did everything well.It was so hot a day that we all went swimming.It was such a good day that we all went swimming.3.so that, that都可以引导结果状语从句He didn' t study hard, (so) that he failed theexam.4.too…to, enough…to 可以引导结果状语从句与so…that 替换，so…that结构可以用too…to替换必须具备两个条件，一是主句和结果状语从句的主语必须一致，二是从句中的谓语部分必须含有can(could) not.She is young that she can' t go to school.She is too young to go to school.She isn' t old enough to go toschool.九、让步状语从句although, thougheven though = even if, whether…orhowever = no matter howwhatever = no matter whatwhoever = no matter whowhenever = no matter whenwherever = no matter where*although和though都暗示“虽然”只是although 更正式，多用于句首，而though用于句中，两者都可与yet, still连用，但不与but连用Although/Though they are poor, they often help others.They are poor, but they often help others.Although he has failed many times, he doesn' t give up trying.Whatever/No matter what you say, I won' t believe you.No matter what you say, I don' t care.No matter who you are, you must obey the rules of our school.However hard he tried, he failed again.No matter what the weather is like, you can always find surfers out riding the waves.十、方法状语从句方法状语从句由as(如同，依照)，as if (though)引导*as和like都有“像”的意思，as是连词，前面连接句子，like是介词前面可加名词、代词或名词性短语.I did the work as others did. 相当于 I did like others.You must do as I do.asif(though)两者意义相同，从句谓语动词经常使用虚拟语气，但实现可能性较大，则用连接词.It seems asif/though it' s going to rain.They are talking as if/though they were old friends.She treats me as if I were her brother.When you are in home, do as the Romans do.例You must do ______ I told you.A. after B. before C. where D. as (D)The students must do ______ the teacher told them.A. as B. before C. after D. if (A)十一、比较状语从句比较状语从句由as…as, not as(so)…as, than, the+比较级，the+比较级引导He swims as well as you. (do)He doesn' t swim as well as you (do).He got here earlier than you. (did)The busier he is, the happier he feels.英语语法状语从句类型综述状语从句主要用来修饰主句或主句的谓语.一般可分为九大类，辨别暗示时间、地点、原因、目的、结果、条件、让步、比较和方法.尽管种类较多，但由于状语从句与汉语结构和用法相似，所以理解和掌握它其实不难.状语从句的关头是要掌握引导不合状语从句的经常使用连接词和特殊的连接词即考点.现辨别列举如下: 1．时间状语从句经常使用引导词：when, as, while, as soon as, while, before, after, since , till, until 特殊引导词：the minute, the moment, the second, every time, the day，the instant, immediately , directly, no sooner … than, hardly …when, scarcely … whenI didn’t realize how special my mother was until I became an adult. While John was watching TV, his wife was cooking. The children ran away from the orchard(果园) the moment they saw the guard. No sooner had I arrived home than it began to rain.Every time I listen to your advice, I get into trouble.2．地点状语从句经常使用引导词：where特殊引导词：wherever, anywhere, everywhereGenerally, air will be heavily polluted where there are factories. Wherever you go, you should work hard.3．原因状语从句经常使用引导词：because, since, as, since特殊引导词：seeing that, now that, in that, considering that, given that, considering that, inasmuch as, insomuch asMy friends dislike me because I’m handsome and successful. Now that everybody has come, let’s begin our conference. The higher income tax is harmful in that it may discourage people from trying to earn more. Considering that he is no more than 12 years old, his height of 1.80 m is quite remarkable.4．目的状语从句经常使用引导词：so that, in order that特殊引导词：lest, in case, for fear that，in the hope that, for the purpose that, to the end thatThe boss asked the secretary to hurry up with the letters so that he could sign them. The teacher raised his voice on purpose that the students in the back could hear more clearly.5．结果状语从句经常使用引导词：so … that, so… that, such … that, 特殊引导词：such that, to the degree that, to the extent that, to such a degree that,He got up so early that he caught the first bus.It’s such a good chance that we must not miss it. To such an degree was he excited that he couldn’t sleep last night.6．条件状语从句经常使用引导词：if, unless, 特殊引导词：as/so long as, only if, providing/provided that, suppose that, in case that, on condition thatWe’ll start our project if the president agrees.You will certainly succeed so long as you keep on trying. Provided that there is no opposition, we shall hold the meeting here.7．让步状语从句经常使用引导词：though, although, even if, even though特殊引导词： as(用在让步状语从句中必须要倒装)，while ( 一般用在句首 )，no matter …， in spite of the fact that, while, whatever, whoever, wherever, whenever, however, whicheverMuch as I respect him, I can’t agree to his proposal. 尽管我很尊敬他，我却不合意他的建议.The old man always enjoys swimming even though the weather isrough. No matter how hard he tried, she could not change her mind. He won’t listen whatever you may say. 8．比较状语从句经常使用引导词：as(同级比较), than(不合程度的比较)特殊引导词：the more … the more … ; justas …，so…; A is to B what /as X is to Y; no … more than; not A so much as B She is as bad-tempered as her mother. The house is three times as big as ours. The more you exercise, the healthier you will be.Food is to men what oil is to machine. 食物之于人，犹如油之于机械.9．方法状语从句经常使用引导词：as, as if, how 特殊引导词：the way When in Rome, do as the Roman do. She behaved as if she were the boss. Sometimes we teach our children the way our parents have taught us.。
高考英语 14种从句用法总复习之状语从句用法
高考14种从句用法总复习之状语从句用法状语从句用法状语从句是在复合句中用来修饰动词、形容词或副词的从句。
状语从句共分九种：1.时间状语从句，2.地点状语从句, 3.原因状语从句 4.目的状语从句，5.结果状语从句，6.条件状语从句，7.方式状语从句，8.比较状语从句，9.让步状语从句。
状语从句和其它从句一样都是陈述句语序。
状语从句是历年高考的重点，掌握状语从句的用法对于参加2013年高考的考生至关重要。
第一部分状语从句简明登记表第二部分状语从句的用法一、时间状语从句时间状语从句就是在复合句中，作时间状语的从句。
Every time I fell ill, mother took me to see the doctor. 以前每当我生病的时候，妈妈就带我去看医生。
Each time I go to see Tom, he is always studying at desk. 每当我去看汤姆的时候，他总是伏案学习。
The first time he took part in the competition, he won a second prize. 他第一次参加比赛得了一个二等奖。
【高考连接】【2012全国卷II】⒒ I had hardly got to the office _______ my wife phone me to go back homeat once.A. whenB. thanC. untilD. after 【答案】A【2012安徽】30. When ________ for his views about his teaching job, Philip said he found it very interesting and rewarding.A. askingB. askedC. having askedD. to be asked 【答案】B【2012山东】27. He smiled politely _______ Mary apologized for her drunken friends.A. asB. ifC. unlessD. though 【答案】A【易错提醒】1、主句的谓语动词是将来时、有情态动词或祈使句，以when, before, after, till, until, as soon as, the moment/minute/second, immediately, instantly, directly等引导的时间状语从句中用一般现在时；如果要表达从句的动作已经完成，主句的动作才发生，从句中用现在完成时。
高中英语状语从句
状语从句一．状语从句定义状语从句是一个相当于副词的从句，在句中起副词的作用，充当状语。
状语从句主要分为时间，地点，原因，方式，条件，让步，比较，目的和结果状语从句。
温馨提示：一般情况下，状语从句从句的引导词在状语从句中不充当成分，根据上下文的逻辑关系来选引导词，所以要重点掌握状语从句的引导词的含义。
二.状语从句的引导词一些时间名词：themoment，the instant，theminute，the day，nexttime，every time，the firsttime，the last time一些副词：instantly，immediately，directly固定搭配的连词：nosooner...than，hardly/scarcely...when1.时间状语从句状语从句中从属连词when，while，as的多种含义when：当……时候；就在那时；既然；虽然；在……之后；as：一边……一边；随着；虽然；因为；依照，如……；while：在……期间；而；虽然。
用when，while和as填空：①He will take my place ________ I am away.②I was having my lunch ________ the fire alarm went off.③________ you have finished your work，you may have a rest.④________ he swam，he cried for help.⑤________ the Internet is of great help，I don't think it good to spend too much time on it.【答案】①while②when③When④As⑤Whilebefore的用法注意判断before在状语从句中的含义：才；就；趁……没有；还没来得及；宁可……也不；不知不觉。
高考英语状语从句精讲(15页)
状语从句高考英语状语从句精讲一什么是状语从句二状语从句位置三状语从句分类四特殊句式五状语从句常见考点六练一练一什么是状语从句状语从句是行使状语功能的从句，因为其作用相当于副词，它可以用来修饰谓语、定语、状语或整个句子。
状语从句通常由一个连接词或起连接词作用的词组引导。
二状语从句位置比较灵活，有时可以放于句首，有时可以置于句末。
状语从句位于句首时，其后常用逗号与后面的句子隔开。
三状语从句分类让步状语though, although, even though, whilewhether，whoever/no matter who，whatever/ n o m atter w hat，whenever/no matter Even t hough y ou s ay s o, I d o n ot believe it.比较状语than as…as，the more…the more The m ore I s ee him ,t he l ess I l ike h im. 方式状语as, as if , as though He t old m e e verything a s i f I w ere h isbest friend.四特殊句式时间状语中A:It +b e +时间点+ w hen……当某事发生时是什么时候It was 11:00 PM when he came back last night.B:It i s/has b een +时间段+s ince……自从某事发生后已过了多久时间It i s /has b een t wo y ears s ince I e ntered t he t he s enior s chool.C:It + be +时间段+before……在某事发生之前需要多久时间It was 8 years before we finally drove away the Japanese invaders.It m ight b e a l ong t ime b efore C hinese l and o n t he m oon.让步状语从句A: as 引导的让步状语从句，从句的表语、状语必须前置到句首。
状语从句的详细讲解
状语从句的详细讲解状语从句（Adverbial Clause）状语从句指句子用作状语时，起副词作用的句子。
它可以修饰谓语、非谓语动词、定语、状语或整个句子。
根据其作用可分为时间、地点、原因、条件、目的、结果、让步、方式和比较等从句。
状语从句一般由连词(从属连词)引导，也可以由词组引起。
从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。
种类1.时间状语从句2.地点状语从句3.原因状语从句4.条件状语从句5.目的状语从句6.让步状语从句7.比较状语从句8.方式状语从句9.结果状语从句状语从句详细讲解：时间状语从句常用引导词：when, as, while, as soon as, before, after, since , till, until特殊引导词：the minute, the moment, the second, every time, the day，the instant, immediately , directly, no sooner … than, hardly …when, scarcely … when重点：when“当……时”，引导时间状语从句时，从句用于表示主句动作发生的特定时间。
如：The days get longer when spring comes. = When spring comes, the days get longer. 春天到来时，白天变得更长了。
二、before“在……之前”，引导时间状语从句时，表示主句动作发生在从句动作之前。
如：Close the door before you leave the room.离开房间前关上门。
三、after“在……之后”，引导时间状语从句时，表示主句的动作发生在从句的动作之后。
如：I went to school after I finished my breakfast.吃完早饭后我就去上学了。
状语从句的用法讲解[整理版]
![状语从句的用法讲解[整理版]](https://img.taocdn.com/s3/m/1e680b72793e0912a21614791711cc7931b77806.png)
状语从句一、概述状语从句(adverbial clause)在句中作状语，可修饰主句中的动词、形容词和副词等。
状语从句由从属连词引导。
状语从句可放在句首或句末。
放在句首时，从句后面常用逗号；放在句末时，从句前面往往不用逗号。
When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.当飞机抵达时，一部分侦探等在主楼里面，而另一部分则等在停机坪上。
When I came home， my wife was cooking dinner. 我回家时，妻子在做晚饭。
Though he was poor， he was happy. 虽然他很穷却很快乐。
If you ask him, he will help you. 如果你向他请求，他会帮助你。
Since you ask, I will tell you. 你既然问，我就告诉你。
I can't tell you when you won't listen. 既然你不想听，我就不告诉你了。
He stopped trying, when he might have succeeded next time. 他不再试了，其实他可能下一次就成功。
二、引导状语从句的连词分类状语从句根据它们的含义分为时间、地点、原因、目的、结果、方式、让步、条1、引导时间状语从句从属常用连词例析常用来引导时间状语从句的从属连词有:when(当……的时候)，whenever(每当)，after(在……之后)，before(在……之前)，as(当…… ;一边……一边)，as soon as/hardly…when/no sooner…than(一……就……)，while(在……期间)，till/until(直到)，since(自从)，once(一旦……就……)。
状语从句（原因,目的,时间,地点）
状语从句本质——用不同的连接词将主句与一个或几个分句连接起来，以表达主句与分句之间的逻辑关系。
主句分句连接词逻辑关系时间、地点、原因、目的、结果、条件、让步、比较、方式时间状语从句用来说明主句动作与从句动作发生时间上的先后关系类型常用连接词特殊连接词重点时间状语从句when, while, as, before,after, since, till, until,as soon as 名词：the moment, theinstant, the minute, theday, next time, everytime副词：instantly,immediately, directly 连词：no sooner …than,Hardly…when, scarcely …when 主句从句的时态搭配，延续性动词与非延续性动词的区别1. when 引导的时间状语从句可以理解为“当……的时候”时态搭配主从句都是过去时态主从句都用现在时态主句将来时态从句现在时态辨析The performer will already have played the music when we get there.The performer will be playing the music when we get there.是否可以用while 来替换?It is challenging for a company to remain inter-nationally competitive while the global economics are receding.※when, while, as 用法的区别when 相当于at that time ，引导的状语从句中谓语动词可以是延续性的也可以是非延续性的while ，as 相当于during that time, 引导的状语从句中谓语动词通常是延续性的随着英特网变得日益商业化，网络的使用对商人们非常有利。
高中英语状语从句详细讲解及例句
高考英语状语从句练习与讲解状语从句在句中相当于副词做状语,又叫副词性从句。
状语从句分为时间状语从句、条件状语从句、地点状语从句、原因状语从句、目的状语从句、让步状语从句、结果状语从句和比较状语从句。
掌握状语从句应当引导词入手，注意引导词的词义,引导状语从句的引导词都有词思,所以,了解引导词的意思尤为重要。
引导词按意义分为九类:1)时间when , as , while , till , until , before, after , since2)地点where3)原因because , as , since , now that4)条件if , unless , once .so (as)long as . in case5)让步though , whatever (--ever) as, even though, even if6)目的so that, in order that7)结果so ... that8)比较than, as .. as9)方式as , as if1．I fell asleep when ( as , while ) he was doing his exercises .他正作练习时我睡着了。
（时间状语从句）2．When he arrived in Shanghai , his mother met him at the station .他到上海时，他妈妈到车站接他。
（时间状语从句）3．She always sings as she walks .她总是一边走一边唱。
（时间状语从句）4．I waited until he had finished his work .我等到他做完活。
（时间状语从句）5．It was not long before he told me about this affair .不久，他就告诉我这件事。
（时间状语从句）6．He has worked very hard since he entered the factory 自从他进厂，工作一直很努力。
高考英语语法必考考点(12)状语从句(含解析)
2019年高考英语语法必考考点（12）：状语从句含解析李仕才【考点解读】在复合句中，修饰主句或主句谓语的句子叫作状语从句。
状语从句可位于主句之前，也可位于主句之后。
状语从句可分为时间、地点、原因、结果、条件、方式、让步、比较和目的等九大类。
一、状语从句引导词列表从句类型从属连词时间状语从句as, after, before, once, since, till, until, when, whenever, while, as soon as地点状语从句where, wherever, anywhere, everywhere原因状语从句because, since, as, now (that), seeing that, considering that, in that 结果状语从句that, so that, so/such ...that ...目的状语从句so that, in order that, for fear that, in case, for the purpose that条件状语从句if, unless, as/so long as, on condition that, in case, provided that 比较状语从句than, as ...as, not so/as ...as方式状语从句as, as if/though, how让步状语从句though, although, even if/though, however, whatever, as, while【点睛】(1)上述有些连词除了能引导状语从句外，还可引导定语从句和名词性从句。
在使用的时候，要根据句子结构和句意来判别和区分不同的从句，正确使用引导词。
以where为例，试比较下列多种从句的区别。
You are to find it where you left it. (地点状语从句)Tell me the address where he lives. (定语从句，先行词为the address)I don’t know where he came from. (宾语从句)Where he has gone is not known yet. (主语从句)This place is where they once hid. (表语从句)(2)在两个分句间要有一个且只有一个连词，千万不能按汉语习惯。
状语从句的特殊用法大全
状语从句的特殊用法大全1. 条件状语从句条件状语从句用于表示条件，常与if、unless等连词一起使用。
在条件状语从句中，可以使用一般现在时或一般将来时表示将来的条件，也可以使用虚拟语气表示与事实相反的条件。
例如：If you study hard, you will pass the exam.（如果你努力学习，你会通过考试的。
）If I were you, I would choose a different career.（如果我是你，我会选择一个不同的职业。
）2. 目的状语从句目的状语从句用于表示目的，常与so that、in order that等连词一起使用。
在目的状语从句中，可以使用情态动词may、can、will等表示可能性或意愿。
例如：She studied hard so that she could get a good job.（她努力学习是为了找到一份好工作。
）3. 结果状语从句结果状语从句用于表示结果，常与so、such等连词一起使用。
在结果状语从句中，可以使用so、such等词修饰形容词或副词，表示结果的程度。
例如：He was so excited that he couldn't sleep.（他太激动了，以至于无法入睡。
）4. 地点状语从句地点状语从句用于表示地点，常与where、wherever等连词一起使用。
在地点状语从句中，可以使用陈述句或虚拟语气，表示具体地点或可能性。
例如：Go where you want to go.（去你想去的地方。
）5. 时间状语从句时间状语从句用于表示时间，常与when、whenever等连词一起使用。
在时间状语从句中，可以使用一般现在时、一般过去时、将来时等表示具体时间或时间顺序。
例如：When you are ready, we can start.（当你准备好了，我们就可以开始。
）6. 让步状语从句让步状语从句用于表示尽管有困难或反对，但仍然坚持做某事。
高中英语状语从句
高中英语状语从句相信很多高中的同学们都傻傻分不清楚状语从句的用法，经常在考试中失分，接下来小编给大家带来高中英语状语从句，希望能帮到大家。
高中英语状语从句一、时间状语从句1、when的用法(1)when既可引导一个持续性动作，也可引导一个短暂性动作，可用于表示主句和从句动作同时发生或从句动作先于主句动作，有时还可表示从句动作后于主句，意为“当。
时候”。
(2)when在be about to do。
when。
，be doing。
when。
，had done。
when。
，be on one’s way。
when。
，be on the point of doing。
when。
等结构中，作“那时突然”讲。
(3)when “既然、鉴于;尽管，虽然(位于主句之后);如果”2、while的用法(1)表示“当。
时候”，引导的动作必须是延续性的。
(2)用作并列连词，表示相对关系“然而”。
(3)引导让步状语从句，相当于although,意为“虽然”，位于主句前。
(4)引导条件状语从句，相当于as/so long as，意为“只要”。
3、as 的用法(1)表示“当。
时候”，强调同时发生，不指先后。
(2)说明两种正在发展或变化的情况，表示“随着”，表示时间的推移。
(3)表示“一边。
一边。
”。
(4)强调两个动作紧接着发生。
(5)表示“虽然，尽管”。
(6)其他含义“正如，正像”，“作为”，“由于，因为”。
4、before的用法(1)一般意为“在。
之前”“。
才”，“。
就”“还没有。
”“免得”“不知不觉”“宁可，宁愿”，“否则，要不然”。
(2)It + will be/was + 时间段+before+一般现在时/一般过去时。
在肯定句中，意为“多长时间之后才”;在否定句中，意为“用不了多长时间就”。
5、until和till(1)与肯定句连用，必须是延续性动词。
(2)与否定句连用，必须是非延续性动词，表示“直到。
才，在。
之前不。
三大从句之状语从句
三大从句之状语从句
8. 让步状语从句 引导让步状语从句的从属连词有： (1) although/though, even though/even if He is unhappy though/although he has a lot of money. 注意：though还可用作副词，意为“可是，然而”，置于句末。 He said he would come. He didn't though. (2) as引导让步状语从句须倒装
的因果关系
he is ill.
since 表示对方已知晓，无需加以说明的原因 I’ll do it for you since you
are busy
as
表示十分明显的原因，听者或读者已知 As you object, I’ll change
道或看得出来，较为口语化
the plan.
for
不表示直接原因，而是用来附带解释说 It must have rained last
It was long before...: 很久才...
It wasn’t long before...不久才...
It will be half a year before I come back.
三大从句之状语从句
(5)表示“每次；下一次...”的常用表达 every time, each time, next time, the first time, the last time, any time, all the time等名词短语引导时间状语 The last time she saw James, he was lying in bed. You are welcome to come back any time you want to. (6)表示动作先后发生 (before) after, by the time After you think it over, please let me know your idea.
目的状语从句例句10句【状语从句的用法】
目的状语从句例句10句【状语从句的用法】状语从句 (Adverbial Clause)，在复合句中作状语的从句，叫做状语从句。
句子用作状语时，起副词作用。
下面就给大家介绍状语从句的用法。
状语从句的用法1. 时间状语从句常用引导词：when, as, while, as soon as, before, after, since , till, until特殊引导词：the minute, the moment, the second, every time, the day，the instant, immediately , directly, no sooner … than, hardly …when,scarcely … whenI didn’t realize how special my mother was untilI became an adult.While John was watching TV, his wife was cooking.The children ran away from the orchard(果园) the moment they saw the guard.No sooner had I arrived home than it began to rain.Every time I listen to your advice, I get into trouble.2. 地点状语从句常用引导词：where特殊引导词：wherever, anywhere, everywhereGenerally, air will be heavily polluted where there are factories.Wherever you go, you should work hard.3. 原因状语从句常用引导词：because, since, as, for特殊引导词：seeing that, now that, in that, considering that, given that.My friends dislike me because I’m handsome and successful.Now that everybody has come, let’s begin our conference.The higher income tax is harmful in that it may discourage people from trying to earn more.Considering that he is no more than 12 years old, his height of 1.80 m is quite remarkable.4. 目的状语从句常用引导词：so that, in order that特殊引导词：lest, in case, for fear that，in the hope that, for the purpose that, to the end that The boss asked the secretary to hurry up with the letters so that he could sign them.The teacher raised his voice on purpose that the students in the back could hear more clearly.5. 结果状语从句常用引导词：so … that, so… that, such … that,特殊引导词：such that, to the degree that, to the extent that, to such a degree that,He got up so early that he caught the first bus.It’s such a good chance that we must not miss it.To such an degree was he excited that he couldn’t sleep last night.6. 条件状语从句常用引导词：if, unless,特殊引导词：as/so long as, only if,providing/provided that, supposing that, in case that, on condition thatWe’ll start our project if the president agrees.You will certainly succeed so long as you keep on trying.Provided that there is no opposition, we shall hold the meeting here.7. 让步状语从句常用引导词：though, although, even if, even though 特殊引导词： as(用在让步状语从句中必须要倒装)，while ( 一般用在句首 )，no matter …， in spite of the fact that, while, whatever, whoever, wherever, whenever, however, whicheverMuch as I respect him, I can’t agree to his proposal.尽管我很尊敬他，我却不同意他的建议。
英语中状语从句的意义及用法
英语中状语从句的意义及用法1. 状语从句在句子中起状语作用的从句叫做状语从句。
状语从句由从属连词引导。
状语从句可分为：时间状语从句：When Susan goes to town, she will visit her grandma.苏珊每次进程，总要去看望她奶奶。
地点状语从句：I will go where I am needed. 哪里需要我，我就到哪里去。
方式状语从句：I have changed it as you suggest. 我已经按照你的建议作了改变。
原因状语从句：Mary didn’t go shopping because I advised her not to.玛丽没有去购物，因为我劝她不要去。
目的状语从句：They worked hard in order that they might succeed.他们努力工作，以便能够获得成功。
结果状语从句：Waste must be treated so that it does not become a danger to life.废物必须进行处理，这样它才不会成为危害生命的东西。
条件状语从句：If he works hard, he will surely succeed. 如果努力工作，他肯定会成功。
让步状语从句：Though we are all different, we need never be separate.比较状语从句：I was happier than I had ever been in my life. 这是我一生中最快乐的时光。
2. 时间状语从句：after时间状语从句由下列连词引导：After, as, before, once, since, till, until, when, whenever, while, as soon asLet's wait till the rain stops. 咱们等到雨停再说吧。
状语从句(1)
状语从句(1)九-高一讲义（4）状语从句修饰动词、形容词、副词或整个句子，说明动作或状态特征的句子成分，叫做状语。
时间状语从句地点状语从句原因状语从句条件状语从句状语从句让步状语从句结果状语从句目的状语从句方式状语从句比较状语从句一.时间状语从句when,while,as,immediately,directly,instantly,the moment,the minute, as soon asuntil,till,since,before,after,once,every time, hardly..when, no sooner... than,1.when 的用法①when可用来引导时间状语从句，意为“当……的时候”从句的谓语动词可以是延续的，也可以是短暂的。
如：When the film ended, they went back.When I lived there, I used to go to the seashore on Sundays.②When 常用于下列句式：意为“就在那时”。
如：was doing something…whenwas about to do…whenwas on the point of doing sth... when…had done…when③when可以表“既然”，如：How can I help them to understand when they won’t listento me?2. while的用法①while可用来引导时间状语，意为“当……的时候”；引导的动作必须是持续性的，如：Please don’t talk so loud while others are working.②while作为并列连词，意为“而，却”，表示对比。
Jane was dressed in brown while Mary was dressed in blue.③while也可用来引导让步状语，意为“尽管，虽然”；可表示尽管，相当于althoughWhile I admit that the problems are difficult , I don’tagree that they can’t be solved.④趁…的情况赶紧做, 否则来不及了Strike while the iron is hot.3. as的用法①as可用来引导时间状语，意为“一边…一边”；随着如:She sang as she walked home all the way. (一边…一边）She was doing her homework as she was listening to the music.As she grew older, she became more beautiful. （随着）②as也可用来引导原因状语从句意为“因为”；如：As she is free today, she would like to do some shopping.③as还可用来引导让步状语从句（通常用倒装结构）意为“尽管”。
状语从句(高级中学语法)
状语从句一、状语从句概述状语从句是在句中起副词作用的主谓结构。
用来修饰主句中的动词、形容词、副词等。
引导状语从句的关联词是从属连词。
状语从句用陈述语序，一般位于复合句的句首或句末。
当从句在句首时，常用逗号和主句隔开。
状语从句根据其在句中的不同作用分别表示时间、地点、原因、目的、结果、条件、让步、行为方式等，共九种。
(一)when, whenever, while和as引导的时间状语从句when表示的动作与主句的动作同时发生，或先于主句的动作。
When可指一段时间，也可指一点时间，既可以表示一时性的动作，又可表示持续的动作。
Whenever指的是任何一个不具体的时间。
while常用来引导两个同时进行的持续时间较长的动作或状态，不能表示一时性或短暂的动作。
as表示的动作与主句同时发生，具有延续的含义，一般同延续性动词连用。
while和as可译为“一边……一边”。
Whenever my mother or I need a permanent or trim we visited her dear Amalia Toland.As the day progressed, I considered ways to get out of whatever was going down at the Cullen House tonight.Whenever we met with difficulties, they came to help us.When I meet the right man, I will get married.As spring warms the good earth, all flowers begin to bloom.He entered the room when/ while/ as the meeting was going on.When/As he finished the speech, the audience burst into applause.Tom watched TV as he had supper.注意：When和while可用作并列连词，when含义为“突然、这时”；while含义为“而，但是”。
状语从句(原因,目的,时间,地点)
状语从句 本质——用不同的连接词将主句与一个或几个分句连接起来，以表达主句与分句之间的逻辑关系。
时间、地点、原因、目的、结果、条件、让步、比较、方式时间状语从句用来说明主句动作与从句动作发生时间上的先后关系1. when 引导的时间状语从句可以理解为“当……的时候”辨析The performer will already have played the music when we get there.The performer will be playing the music when we get there.是否可以用while 来替换?It is challenging for a company to remain inter-nationally competitive while the global economics are receding.主句分句 连接词逻辑关系时态搭配 主从句都是过去时态主从句都用现在时态主句将来时态从句现在时态※when, while, as 用法的区别when 相当于at that time ，引导的状语从句中谓语动词可以是延续性的也可以是非延续性的 while ，as 相当于during that time, 引导的状语从句中谓语动词通常是延续性的随着英特网变得日益商业化，网络的使用对商人们非常有利。
As the Internet becomes more and more commercialized, it is in the interest of business to universalize access.公司很难在经济衰退的环境下保持自身的国际竞争力。
It is challenging that commercial organizations remain globally competitive, while the economics is receding.2. before, after 引导的时间状语从句before 可理解为在……之前，after 可理解为在……之后主从句时态可明显体现动作的先后顺序We should do everything for what we want before it is getting too late.He had never gambled before the casino sent him a coupon for 20 dollars worth of gambling.3. since ，until 引导的时间状语从句（1）since从句中的非延续性动词可以表示一个时间点。
状语从句——精选推荐
状语从句一定义：A状语主要是用来修饰动词和形容词的，以表明动作发生或状态存在的时间，地点，原因，等。
1．Ten years ago, She began to live in Dalian.时间状语修饰began2．The boy was praised for his bravery.原因状语修饰was praisedB 状语从句就是用一个句子来代替上面的时间状语和原因状语。
1.Ten years ago, she began to live in Dalian.When she was 12 years old, she began to live in Dalian.2.The boy was praised for his bravery.The boy was praised because he saved the baby’s life in the freezing river.二状语从句的种类：A时间状语从句:连接时间状语从句的连接词有:(1)连词：when, while, as. 它们都表示当…时候的意思。
如果主句和从句的动作同时发生且都是进行时态，只用while, as. 其他情况下when, while, as 通用。
1.When he came in, I was listening to the radio．2.As I was wandering in the street, I met her.3.While (as) I was watching TV, my mum was cooking in the kitchen.(2)连词before, after, since, until(till). 当他们表示时间时，他们既是介词又是连词。
{ He usually drinks a cup of tea before he goes to school.连词He usually drinks a cup of tea before going to school.介词{ He usually drinks a cup of coffee after he comes back from school.连词He usually drinks a cup of coffee after coming back from school.介词{ I have lived in Dalian since my son was born in 1999.连词通常情况下，主句用现在完成时，从句用一般过去时。
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目的状语从句的几种特殊用法
1 、由 so...the...和such...that...引导的目的状语从句，应该注意可能出现的以下结构。
so nice a boy that
such a nice boy that
so beautiful/diligent/carefully that
such (fine weather/great improvement) that
2 、so much so that 的用法，该结构用于形容词或副词之后，表示" 到如此水准以致于 " 。
eg. He was very weak, so much so that he could not walk.
I long to visit Beijing, so much so that I dream about
it every night.
3 、in order(that)"以便" to the end that "为起见，以便。
eg. He works hard in order that his family may be happy.
4、含有情态动词的目的状语从句。
1 ）I am punishing the child lest he should make the same
mistake.
2 ）She took her umbrella lest it(should)rain.
5 、in case 既可引导目的状语从句，也可引导条件状语从句，主要视句意而定 , in case 引导目的状语从句，从句有时可用“ should+ 动词
原形”这样的形式：
1)Tell me in case you get into difficulty.
2)Take your coat in case it rains (should rain).。